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B8ZQ59 (LACG_STRPJ) Reviewed, UniProtKB/Swiss-Prot

Last modified May 1, 2013. Version 35. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (3) | Third-party data text xml rdf/xml gff fasta
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Names and origin

Protein namesRecommended name:
6-phospho-beta-galactosidase
EC=3.2.1.85
Alternative name(s):
Beta-D-phosphogalactoside galactohydrolase
Short name=PGALase
P-beta-Gal
Short name=PBG
Gene names
Name:lacG
Ordered Locus Names:SPN23F10850
OrganismStreptococcus pneumoniae (strain ATCC 700669 / Spain 23F-1) [Complete proteome] [HAMAP]
Taxonomic identifier561276 [NCBI]
Taxonomic lineageBacteria › Firmicutes › Bacilli › Lactobacillales › Streptococcaceae › Streptococcus ›

Protein attributes

Sequence length468 AA.
Sequence statusComplete.
Protein existenceInferred from homology

General annotation (Comments)

Catalytic activity

A 6-phospho-beta-D-galactoside + H2O = 6-phospho-D-galactose + an alcohol. HAMAP-Rule MF_01574

Pathway

Carbohydrate metabolism; lactose degradation; D-galactose 6-phosphate and beta-D-glucose from lactose 6-phosphate: step 1/1. HAMAP-Rule MF_01574

Sequence similarities

Belongs to the glycosyl hydrolase 1 family.

Ontologies

Keywords
   Molecular functionGlycosidase
Hydrolase
   Technical termComplete proteome
Gene Ontology (GO)
   Biological_processlactose catabolic process via tagatose-6-phosphate

Inferred from electronic annotation. Source: InterPro

   Molecular_function6-phospho-beta-galactosidase activity

Inferred from electronic annotation. Source: HAMAP

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 4684686-phospho-beta-galactosidase HAMAP-Rule MF_01574
PRO_1000185575

Sites

Active site1601Proton donor By similarity
Active site3751Nucleophile By similarity

Sequences

Sequence LengthMass (Da)Tools
B8ZQ59 [UniParc].

Last modified March 3, 2009. Version 1.
Checksum: 7205F2127CC5F0DC

FASTA46853,837
        10         20         30         40         50         60 
MTKTLPKDFI FGGATAAYQA EGATHTDGKG PVAWDKYLED NYWYTAEPAS DFYNRYPVDL 

        70         80         90        100        110        120 
KLAEEYGVNG IRISIAWSRI FPTGYGQVNV KGVEFYHNLF AECHKRHVEP FVTLHHFDTP 

       130        140        150        160        170        180 
EALHSNGDFL NRENIEHFVD YAAFCFEEFP EVNYWTTFNE IGPIGDGQYL VGKFPPGIQY 

       190        200        210        220        230        240 
DLAKVFQSHH NMMVSHARAV KLYKEKGYKG EIGVVHALPT KYPLDHENPA DVRAAELEDI 

       250        260        270        280        290        300 
IHNKFILDAT YLGHYSEKTL AGVEAILAAN GGSLDLREED FTALEAAKDL NDFLGINYYM 

       310        320        330        340        350        360 
SDWMEAFDGE TEIIHNGKGE KGSSKYQIKG IGRRVAPDYV PRTDWDWIIY PQGLYDQIMR 

       370        380        390        400        410        420 
VKKDYPNYKK IYITENGLGY KDEFVDNTVY DDGRIDYVKQ HLEVLSDAIA DGANVKGYFI 

       430        440        450        460 
WSLMDVFSWS NGYEKRYGLF YVDFETQERY PKKSAHWYKK VAETQIID

« Hide

References

[1]"Role of conjugative elements in the evolution of the multidrug-resistant pandemic clone Streptococcus pneumoniae Spain23F ST81."
Croucher N.J., Walker D., Romero P., Lennard N., Paterson G.K., Bason N.C., Mitchell A.M., Quail M.A., Andrew P.W., Parkhill J., Bentley S.D., Mitchell T.J.
J. Bacteriol. 191:1480-1489(2009) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: ATCC 700669 / Spain 23F-1.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ		FM211187 Genomic DNA. Translation: CAR68898.1.
RefSeqYP_002511044.1. NC_011900.1.

3D structure databases

ProteinModelPortalB8ZQ59.
ModBaseSearch...

Protein-protein interaction databases

STRING561276.SPN23F_10850.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

GeneID7328098.
KEGGsne:SPN23F_10850.
PATRIC19673498. VBIStrPne132160_1152.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG2723.
KOK01220.
OMAFKDGGYS.
ProtClustDBPRK13511.

Enzyme and pathway databases

UniPathwayUPA00542; UER00605.

Family and domain databases

Gene3D3.20.20.80. 1 hit.
HAMAPMF_01574. LacG.
InterProIPR005928. 6P-beta-galactosidase.
IPR001360. Glyco_hydro_1.
IPR018120. Glyco_hydro_1_AS.
IPR013781. Glyco_hydro_catalytic_dom.
IPR017853. Glycoside_hydrolase_SF.
[Graphical view]
PANTHERPTHR10353. PTHR10353. 1 hit.
PfamPF00232. Glyco_hydro_1. 1 hit.
[Graphical view]
PRINTSPR00131. GLHYDRLASE1.
SUPFAMSSF51445. Glyco_hydro_cat. 1 hit.
TIGRFAMsTIGR01233. lacG. 1 hit.
PROSITEPS00572. GLYCOSYL_HYDROL_F1_1. 1 hit.
PS00653. GLYCOSYL_HYDROL_F1_2. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameLACG_STRPJ
AccessionPrimary (citable) accession number: B8ZQ59
Entry history
Integrated into UniProtKB/Swiss-Prot: July 28, 2009
Last sequence update: March 3, 2009
Last modified: May 1, 2013
This is version 35 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Relevant documents

Glycosyl hydrolases

Classification of glycosyl hydrolase families and list of entries

PATHWAY comments

Index of metabolic and biosynthesis pathways

SIMILARITY comments

Index of protein domains and families

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